1 files changed, 9 insertions, 5 deletions
diff --git a/libs/gui/Surface.cpp b/libs/gui/Surface.cpp
index 7e356e4eb1..aad18491b4 100644
--- a/libs/gui/Surface.cpp
+++ b/libs/gui/Surface.cpp
@@ -1081,6 +1081,9 @@ int Surface::perform(int operation, va_list args)
     case NATIVE_WINDOW_SET_AUTO_PREROTATION:
         res = dispatchSetAutoPrerotation(args);
         break;
+    case NATIVE_WINDOW_GET_LAST_DEQUEUE_START:
+        res = dispatchGetLastDequeueStartTime(args);
+        break;
     default:
         res = NAME_NOT_FOUND;
         break;
@@ -1286,6 +1289,12 @@ int Surface::dispatchSetAutoPrerotation(va_list args) {
     return setAutoPrerotation(autoPrerotation);
 }
 
+int Surface::dispatchGetLastDequeueStartTime(va_list args) {
+    int64_t* lastDequeueStartTime = va_arg(args, int64_t*);
+    *lastDequeueStartTime = mLastDequeueStartTime;
+    return NO_ERROR;
+}
+
 bool Surface::transformToDisplayInverse() {
     return (mTransform & NATIVE_WINDOW_TRANSFORM_INVERSE_DISPLAY) ==
             NATIVE_WINDOW_TRANSFORM_INVERSE_DISPLAY;
@@ -1950,11 +1959,6 @@ int Surface::getConsumerUsage(uint64_t* outUsage) const {
     return mGraphicBufferProducer->getConsumerUsage(outUsage);
 }
 
-nsecs_t Surface::getLastDequeueStartTime() const {
-    Mutex::Autolock lock(mMutex);
-    return mLastDequeueStartTime;
-}
-
 status_t Surface::getAndFlushRemovedBuffers(std::vector<sp<GraphicBuffer>>* out) {
     if (out == nullptr) {
         ALOGE("%s: out must not be null!", __FUNCTION__);